//
//  NSString+extend.h
//  Genpara
//
//  Created by AndyChang.zhang on 14-8-22.
//  Copyright (c) 2014年 zhangchh. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSString(NSString_extend)

-(NSString *)toStr;
-(NSString *)toStr:(NSString *)defaultStr;
-(BOOL)isNumbmic;
-(BOOL)isNotNumbmic;

@end
